South Korea has sent its first rocket into space from a launch pad in the south - about four months after rival North Korea drew international sanctions for its own rocket launch.

Y.E. Yang won his first major title at the PGA Championship on Sunday, and he took down Tiger Woods to do it.

South Korea says North Korea has fired a fourth missile off its eastern coast. The Joint Chiefs of Staff says three missiles were fired early Saturday and the fourth at about noon.

President Barack Obama says there is an avenue for peace for North Korea if Pyongyang works with other nations around the world to denuclearize the Korean peninsula.